About This Guide

Document Objectives

This guide describes the system log messages generated by the PIX Firewall, version 4.4.

Audience

This guide is intended for network managers who perform any of the following tasks:

•Managing network security

•Configuring, administering, and troubleshooting firewalls

This guide assumes that you are familiar with the commands and configuration options described in the Configuration Guide for the PIX Firewall Version 4.4. In addition, you should be familiar with the network within which the PIX Firewall operates.

Document Organization

This guide is organized as follows:

•"" describes the system log message function, and explains the format of log messages.

•"" lists the system log messages, indicates the probable cause of each message, and provides instructions for resolving the condition that caused the log message.

Document Conventions

•Filenames, directory names, and arguments for which you supply values are in italics.

•The symbol ^ represents the key labeled Ctrl (control). To enter a control key; for example, ^z, hold down the Ctrl key while you press the z key.

•Command names, keys, buttons, and keywords in text are shown in boldface. The PIX Firewall commands are described in detail in the Configuration Guide for the PIX Firewall Version 4.4.

•Variables in command syntax descriptions are shown in italics. Command options in square brackets [ ] can be optionally entered, and parameters separated by a vertical bar ( | ) require you to enter one parameter, but not the other(s).

•Examples depict screen displays and the command line in screen font.

•Information you need to enter in examples is shown in boldface screen font.

•Variables for which you must supply a value are shown in italic screen font.

•Selecting a menu item (or screen) is indicated by the following convention:

Select screen1>screen2>screen3.

Note Means reader take note. Notes contain helpful suggestions or references to material not covered in the manual.

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